Return cropped image rectangle (ivpusic#458)

* android: Update ucrop version ivpusic#457

Use latest uCrop version.

* Return cropped image rectangle ivpusic#457

* Update README.md ivpusic#457

Update Android installation instructions.

Author: ivan-magda

README.md

@@ -202,6 +202,16 @@ buildscript {
 }
 ```
 
+- Add the following to your `build.gradle`'s repositories section. (project build.gradle)
+```gradle
+allprojects {
+    repositories {
+        jcenter()
+        maven { url "https://jitpack.io" }
+    }
+}
+```
+
 - Add `useSupportLibrary` (app build.gradle)
 
 ```gradle

android/build.gradle

@@ -16,6 +16,6 @@ android {
 
 dependencies {
     compile 'com.facebook.react:react-native:+'
-    compile 'com.yalantis:ucrop:2.2.0-native'
+    compile 'com.github.yalantis:ucrop:2.2.1-native'
     compile 'id.zelory:compressor:2.1.0'
 }

android/src/main/java/com/reactnative/ivpusic/imagepicker/PickerModule.java

@@ -678,8 +678,11 @@ private void croppingResult(Activity activity, final int requestCode, final int
             final Uri resultUri = UCrop.getOutput(data);
             if (resultUri != null) {
                 try {
+                    WritableMap result = getSelection(activity, resultUri, false);
+                    result.putMap("cropRect", PickerModule.getCroppedRectMap(data));
+
                     resultCollector.setWaitCount(1);
-                    resultCollector.notifySuccess(getSelection(activity, resultUri, false));
+                    resultCollector.notifySuccess(result);
                 } catch (Exception ex) {
                     resultCollector.notifyProblem(E_NO_IMAGE_DATA_FOUND, ex.getMessage());
                 }
@@ -729,4 +732,16 @@ private File createImageFile() throws IOException {
         return image;
 
     }
+
+    private static WritableMap getCroppedRectMap(Intent data) {
+        final int DEFAULT_VALUE = -1;
+        final WritableMap map = new WritableNativeMap();
+
+        map.putInt("x", data.getIntExtra(UCrop.EXTRA_OUTPUT_OFFSET_X, DEFAULT_VALUE));
+        map.putInt("y", data.getIntExtra(UCrop.EXTRA_OUTPUT_OFFSET_Y, DEFAULT_VALUE));
+        map.putInt("width", data.getIntExtra(UCrop.EXTRA_OUTPUT_IMAGE_WIDTH, DEFAULT_VALUE));
+        map.putInt("height", data.getIntExtra(UCrop.EXTRA_OUTPUT_IMAGE_HEIGHT, DEFAULT_VALUE));
+
+        return map;
+    }
 }

index.d.ts

@@ -33,6 +33,14 @@ declare module "react-native-image-crop-picker" {
         height: number;
         mime: string;
         exif: null | object;
+        cropRect: null | CropRect
+    }
+
+    export interface CropRect {
+        x: number;
+        y: number;
+        width: number;
+        height: number;
     }
 
     export function openPicker(options: Options): Promise<Image | Image[]>;